marshal
Calls a function on each valid #GHook.
Parameters
mayRecurse
true if hooks which are currently running (e.g. in another thread) are considered valid. If set to false, these are skipped
marshaller
the function to call for each #GHook
Calls a function on each valid #GHook.
true if hooks which are currently running (e.g. in another thread) are considered valid. If set to false, these are skipped
the function to call for each #GHook